Overall Green alert Tropical Cyclone for EIGHTEEN-21
in Australia

Impact

Tropical Cyclone EIGHTEEN-21 can have a low humanitarian impact based on the maximum sustained wind speed,exposed population and vulnerability.

Meteorological source ECMWF
Exposed countries
Exposed population No people in Category 1 or higher
Maximum wind speed 54 km/h
Maximum storm surge 0.4 m (31 Jan 08:45 UTC)
Vulnerability Low (Australia)

GDACS Score

GDACS alert score for Tropical Cyclones is 0.5 (GREEN Alert), 1.5 (ORANGE Alert), 2.5 (RED Alert)
For more info on GDACS alert score click here.
  Wind Storm surge Rainfall GDACS score
ECMWF Current 54 km/h 0.4 m 15 mm 0.5
ECMWF Overall 83 km/h 1.1 m 444 mm 0.5

Maximum winds, storm surge, rainfall (Current: over the next 72 h, Overall: entire TC track)

Wind

83 km/h

No people by wind speeds of Tropical Storm strength or above



Wind exposed population - AoIs

No exposed population (in Tropical Storm or higher) based on the bulletin of 31 Jan 2021 00:00 UTC

See TC classification SSHS


Wind Impact Timeline

people affected <=10000
10000< people affected <=100000
people affected >100000


Alert Date (UTC) Max Winds (km/h) Pop in Cat. 1 or higher TS Cat. 1 Cat. 2 Cat. 3 Cat. 4 Cat. 5 Countries
GREEN 1 31 Jan 2021 00:00 68 - - - - - - -
Download:





Impact estimation for the next 72h




Rain exposed population - AoIs

Estimations based on the bulletin of 31 Jan 2021 00:00 UTC
LevelCountryPopulation 
100-250 mmIndonesia, Australia1,579,370
+
Indonesia1,571,260 
Australia8,110 
50-100 mmIndonesia, Christmas Island, Australia13,286,526
+
Indonesia13,259,980 
Christmas Island1,530 
Australia25,016 

Rain Impact Timeline

people affected <=10000
10000< people affected <=100000
people affected >100000


Alert Date (UTC) Max Rainfall (mm) Pop >100mm or higher 50-100 100-250 250-500 500-750 750-1000 >1000 Countries
Blue 1 31 Jan 2021 00:00 324 1.6 million
- - - - Indonesia, Christmas Island, Australia




Impact estimation for the next 72h

StormSurge

0.4 m

The maximum Storm surge height is  0.4m in Guring, Indonesia. This height is estimated for 31 Jan 2021 08:45 UTC .

The JRC has developed an experimental global storm surge model, which is run after each advisory issued by the regional tropical cyclone centres. The calculations are published about 20 minutes after a new advisory is detected by GDACS. The calculations identify the populated places affected by storm surge up to three days in advance, using the forecasted track. When forecasts change, the associated storm surge changes too and alert levels may go up or down. All links, data, statistics and maps refer to the latest available calculation. If the calculation for the last advisory is not completed, the latest available calculation is shown.

Storm Surge Exposed population - AoIs


Storm Surge Exposed locations

Calculation based on the bulletin of 31 Jan 2021 00:00 UTC
    
Alert Date (UTC) Name Country Storm surge height (m)
31 Jan 2021 08:45 Guring Indonesia  0.4
31 Jan 2021 08:45 Kota Agung Indonesia  0.4
31 Jan 2021 11:15 Denison Australia  0.4
31 Jan 2021 11:15 Port Denison Australia  0.4
31 Jan 2021 11:15 Dongara Australia  0.4
31 Jan 2021 06:15 Gregory Australia  0.4
31 Jan 2021 06:15 Lynton Australia  0.4
31 Jan 2021 11:15 Carnarvon Australia  0.4
31 Jan 2021 05:45 Kalbarri Australia  0.3
31 Jan 2021 05:00 Dampier Australia  0.3
31 Jan 2021 05:00 Karratha Australia  0.3
31 Jan 2021 06:30 Horrocks Australia  0.3
31 Jan 2021 11:15 Illawong Australia  0.3
31 Jan 2021 02:00 Carrarang Australia  0.3
31 Jan 2021 02:00 Tamala Australia  0.3
31 Jan 2021 07:45 Greenough Australia  0.3
31 Jan 2021 05:15 Kekatang Indonesia  0.3
31 Jan 2021 05:15 Menango Indonesia  0.3
31 Jan 2021 05:15 Tandjungkarang Indonesia  0.3
31 Jan 2021 05:15 Telukbetung Indonesia  0.3
31 Jan 2021 05:15 Tarahan Indonesia  0.3
31 Jan 2021 08:45 Bandjaragung Indonesia  0.3
31 Jan 2021 08:45 Waiharoe Indonesia  0.3
31 Jan 2021 08:45 Karangberak Indonesia  0.3
31 Jan 2021 05:30 Tjikawung Indonesia  0.3
31 Jan 2021 05:30 Sumur Indonesia  0.3
31 Jan 2021 05:30 Aerdjeruk Indonesia  0.3
31 Jan 2021 05:30 Babakancibeber Indonesia  0.3
31 Jan 2021 05:00 Kolitjaah Indonesia  0.3
31 Jan 2021 05:00 Tjiteureup Indonesia  0.3
31 Jan 2021 05:00 Labuhan Indonesia  0.3
31 Jan 2021 05:00 Kaduperasi Indonesia  0.3
31 Jan 2021 05:00 Point Samson Australia  0.3
31 Jan 2021 05:00 Cossack Australia  0.3
31 Jan 2021 11:15 Gladstone Australia  0.3
31 Jan 2021 07:30 Geraldton Australia  0.3
31 Jan 2021 07:30 Drummond Cove Australia  0.3
31 Jan 2021 07:30 Popes Landing Australia  0.3
31 Jan 2021 07:30 Waggrakine Australia  0.3
31 Jan 2021 04:30 Wickham Australia  0.3
31 Jan 2021 10:30 Useless Loop Australia  0.3
31 Jan 2021 10:30 Denham Australia  0.3
31 Jan 2021 08:00 East Lewis I Australia  0.2
31 Jan 2021 09:45 Dalyellup Australia  0.2
31 Jan 2021 09:45 Bunbury Australia  0.2
31 Jan 2021 09:45 Binningup Australia  0.2
31 Jan 2021 09:45 Picton Australia  0.2
31 Jan 2021 09:45 Eaton Australia  0.2
31 Jan 2021 09:45 Burragenup Australia  0.2
31 Jan 2021 09:45 Australind Australia  0.2
31 Jan 2021 01:45 Dirk Hartog Australia  0.2
31 Jan 2021 07:30 Cape Cuvier Australia  0.2
31 Jan 2021 09:30 Myalup Australia  0.2
31 Jan 2021 08:30 Falcon Australia  0.2
31 Jan 2021 08:30 Mandurah Australia  0.2
31 Jan 2021 08:30 Warnbro Australia  0.2
31 Jan 2021 08:30 Peelhurst Australia  0.2
31 Jan 2021 08:30 Singleton Australia  0.2
31 Jan 2021 08:30 Karnup Australia  0.2
31 Jan 2021 08:45 Sawangbalak Indonesia  0.2
31 Jan 2021 08:30 Coolimba Australia  0.2
31 Jan 2021 09:45 Gnaraloo Australia  0.2
31 Jan 2021 08:15 Safety Bay Australia  0.2
31 Jan 2021 08:15 Rockingham Australia  0.2
31 Jan 2021 07:45 Quobba Australia  0.2
31 Jan 2021 08:15 Chilachap Indonesia  0.2
31 Jan 2021 08:15 Adipala Indonesia  0.2
31 Jan 2021 08:15 Binangoen Indonesia  0.2
31 Jan 2021 08:45 Putih Indonesia  0.2
31 Jan 2021 07:00 Onslow Australia  0.2
31 Jan 2021 07:30 Warroora Australia  0.2
31 Jan 2021 07:00 Muntjar Indonesia  0.2
31 Jan 2021 07:00 Blimbing Indonesia  0.2
31 Jan 2021 07:00 Dadapan Indonesia  0.2
31 Jan 2021 07:00 Banyuwangi Indonesia  0.2
31 Jan 2021 07:00 Banjuwangi Indonesia  0.2
31 Jan 2021 07:00 Gilimanuk Indonesia  0.2
31 Jan 2021 07:00 Penginoeman Indonesia  0.2
31 Jan 2021 07:00 Belimbingsari Indonesia  0.2
31 Jan 2021 07:00 Tjandikesuma Indonesia  0.2
31 Jan 2021 05:00 Kalianda Indonesia  0.2
31 Jan 2021 08:45 Tampang Indonesia  0.2
31 Jan 2021 05:15 Umbulan Pepanggar Indonesia  0.2
31 Jan 2021 05:15 Mardie Australia  0.2
31 Jan 2021 10:15 Merak Indonesia  0.2
31 Jan 2021 10:15 Domas Indonesia  0.2
31 Jan 2021 08:15 Ajah Indonesia  0.2
31 Jan 2021 07:45 Fremantle Australia  0.2
31 Jan 2021 07:45 North Fremantle Australia  0.2
31 Jan 2021 07:45 Mosman Park Australia  0.2
31 Jan 2021 07:45 East Fremantle Australia  0.2
31 Jan 2021 07:45 Coogee Australia  0.2
31 Jan 2021 07:45 Spearwood Australia  0.2
31 Jan 2021 07:45 Bicton Australia  0.2
31 Jan 2021 07:45 Wattleup Australia  0.2
31 Jan 2021 08:30 Leeman Australia  0.2
31 Jan 2021 04:30 Quinns Rock Australia  0.2
31 Jan 2021 04:30 Mullalloo Beach Australia  0.2
31 Jan 2021 04:30 North Beach Australia  0.2
31 Jan 2021 04:30 Scarborough Australia  0.2
31 Jan 2021 11:30 Kencong Indonesia  0.2
31 Jan 2021 11:30 Lodjedjer Indonesia  0.2
31 Jan 2021 04:30 Yanchep Australia  0.2
31 Jan 2021 09:30 Hamelin Pool Australia  0.2
31 Jan 2021 09:30 Hamelin Australia  0.2
31 Jan 2021 07:45 Cottesloe Australia  0.2
31 Jan 2021 07:45 Peppermint Grove Australia  0.2
31 Jan 2021 07:45 Swanbourne Australia  0.2
31 Jan 2021 07:45 Claremont Australia  0.2
31 Jan 2021 07:00 Glenroy Australia  0.2
31 Jan 2021 04:30 Two Rocks Australia  0.2
31 Jan 2021 09:45 Ludlow Australia  0.2
31 Jan 2021 05:15 Bakau Indonesia  0.2
31 Jan 2021 05:15 Ketapang Indonesia  0.2
31 Jan 2021 10:00 Dunsborough Australia  0.2
31 Jan 2021 10:00 Quindalup Australia  0.2
31 Jan 2021 10:00 Vasse Australia  0.2
31 Jan 2021 10:00 Broadwater Australia  0.2
31 Jan 2021 10:00 Busselton Australia  0.2
31 Jan 2021 08:45 Kiluan Indonesia  0.2
31 Jan 2021 09:15 Shark Bay Australia  0.2
31 Jan 2021 09:15 Monkey Mia Australia  0.2
31 Jan 2021 08:15 Green Head Australia  0.2
31 Jan 2021 08:15 Jurien Australia  0.2
31 Jan 2021 07:15 Cardabia Australia  0.2
31 Jan 2021 05:00 Anjer-Kidu Indonesia  0.2
31 Jan 2021 04:15 Seabird Australia  0.2
31 Jan 2021 04:15 Guilderton Australia  0.2
31 Jan 2021 10:00 Wonnerup Australia  0.1
31 Jan 2021 08:45 Belimbing Indonesia  0.1
31 Jan 2021 04:00 Lancelin Australia  0.1
31 Jan 2021 05:30 Learmonth Australia  0.1
31 Jan 2021 07:00 Brassan Indonesia  0.1
31 Jan 2021 11:45 Nanga Australia  0.1
31 Jan 2021 02:45 Ah Chong I Australia  0.1
31 Jan 2021 07:00 Banjoebiroe Indonesia  0.1
31 Jan 2021 07:00 Cupel Indonesia  0.1
31 Jan 2021 07:00 Banjuwedang Indonesia  0.1
31 Jan 2021 07:00 Prancak Indonesia  0.1
31 Jan 2021 09:45 Gunyulgup Australia  0.1
31 Jan 2021 09:45 Yallingup Australia  0.1
31 Jan 2021 06:30 Exmouth Australia  0.1
31 Jan 2021 11:45 Maringgai Indonesia  0.1
31 Jan 2021 10:15 Petanahan Indonesia  0.1
31 Jan 2021 07:00 Ningaloo Australia  0.1
31 Jan 2021 11:00 Pringgabaja Indonesia  0.1
31 Jan 2021 11:00 Lombok Indonesia  0.1
31 Jan 2021 09:15 Milyeannup Australia  0.1
31 Jan 2021 04:15 Karbang Indonesia  0.1
31 Jan 2021 04:15 Walur Indonesia  0.1
31 Jan 2021 04:15 Pasarpulaupisang Indonesia  0.1
31 Jan 2021 04:15 Wainapal Indonesia  0.1
31 Jan 2021 04:15 Krui Indonesia  0.1
31 Jan 2021 04:15 Kerbang Indonesia  0.1
31 Jan 2021 04:15 Padangnegeri Indonesia  0.1
31 Jan 2021 04:15 Tandjungbaringin Indonesia  0.1
31 Jan 2021 04:15 Biha Indonesia  0.1
31 Jan 2021 04:00 Marang Indonesia  0.1
31 Jan 2021 01:15 Cervantes Australia  0.1
31 Jan 2021 04:00 Bandjarnegeri Indonesia  0.1
31 Jan 2021 04:00 Ngaras Indonesia  0.1
31 Jan 2021 04:15 Negeriratoe Indonesia  0.1
31 Jan 2021 04:15 Kotodjawa Indonesia  0.1
31 Jan 2021 04:15 Bandaragung Indonesia  0.1
31 Jan 2021 04:15 Tjampang Indonesia  0.1